When the ignition switch is placed to the ON position, the ESC indicator light illuminates, then goes off if the ESC system is operating normally.
The ESC indicator light blinks whenever the ESC is operating.
If ESC indicator light stays on, your vehicle may have a malfunction with the ESC system. When this warning light illuminates have your vehicle checked by an authorized HYUNDAI dealer as soon as possible.
The ESC OFF indicator light comes on when the ESC is turned off.
WARNING
When the ESC is blinking, this indicates the ESC is active:
Drive slowly and NEVER attempt to accelerate. NEVER turn the ESC off while the ESC indicator light is blinking or you may lose control of the vehicle resulting in an accident.
NOTICE
Driving with varying tire or wheel sizes may cause the ESC system to malfunction. When replacing tires, make sure they are the same size as your original tires for this vehicle.
Hyundai Sonata LF 2014-2019 Service Manual: Blower Unit Repair procedures
Replacement
When prying with a flat-tip screwdriver or use a prying trim
tool, wrap it with protective tape, and apply protective tape around the
related parts, to prevent damage.
1.
Disconnect the negative (-) battery terminal.
2.
Recover the refrigerant with a ...
Hyundai Sonata LF 2014-2019 Service Manual: Description and Operation
Description
Burglar Alarm State [B/A State]
B/A StateDescriptionDISARM
1.
In "DISARM" state, no vehicle start inhibition. So, when
door, hood, or Tailgate is opened, there is no alarm sound and flashing.
2.
If the battery is disconnected while the state is not "ARM/ARMWAIT/ALARM/REAR ...